markUnused

Marks Column Unused

Available attributes

Name Description Required for Supports Since
catalogName Name of the catalog all
columnName Name of the column all all
schemaName Name of the schema all
tableName Name of the table all all

XML example

<changeSet  author="liquibase-docs"  id="markUnused-example">  
    <pro:markUnused  catalogName="cat"  
            columnName="id"  
            schemaName="public"  
            tableName="person"/>  
</changeSet>

YAML example

changeSet:  
  id:  markUnused-example  
  author:  liquibase-docs  
  changes:  
  -  markUnused:  
      catalogName:  cat  
      columnName:  id  
      schemaName:  public  
      tableName:  person

JSON example

{  "changeSet":  {  "id":  "markUnused-example",  "author":  "liquibase-docs",  "changes":  [  {  "markUnused":  {  "catalogName":  "cat",  "columnName":  "id",  "schemaName":  "public",  "tableName":  "person"  }  }]  }  }

SQL example

ALTER  TABLE  cat.person  SET  UNUSED  COLUMN  id;

Database support

Database Notes Auto rollback
DB2/LUW Not Supported No
DB2/z Not Supported No
Derby Not Supported No
Firebird Not Supported No
H2 Not Supported No
HyperSQL Not Supported No
INGRES Not Supported No
Informix Not Supported No
MariaDB Not Supported No
MySQL Not Supported No
Oracle Supported No
PostgreSQL Not Supported No
SQL Server Not Supported No
SQLite Not Supported No
Sybase Not Supported No
Sybase Anywhere Not Supported No